Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3226
Is Reference of Bezettoon-nl#Sense
Σήμα κατειλημμένο-el#Sense
Tono d'occupato-it#Sense
Busy tone-en#Sense
Varattu-ääni-fi#Sense
Señal de comunicando-es#Sense
Τόνος κατειλημμένου-el#Sense
Tono di occupato-it#Sense
Optagettone-da#Sense
Upptagetton-sv#Sense
Engaged tone-en#Sense
Sinal de ocupado-pt#Sense
Tono de ocupado-es#Sense
Tonalidade de ocupação-pt#Sense
Tonalité d'occupation-fr#Sense
Congestietoon-nl#Sense
Besetztton-de#Sense